Plai

Standalone Meshtastic messenger for the Cardputer ADV with the LoRa cap: type and read mesh chats with no phone.

Chipnik catalog@chipnik-catalog
M5Stack Cardputer ADVNo solderingAbout 5 minLicense GPL-3.0-onlySource on GitHub

What you need

Board
M5Stack Cardputer ADV
Parts
M5Stack Cap LoRa868 or LoRa-1262 for Cardputer, microSD card

Plai turns the Cardputer ADV with its LoRa cap into a standalone Meshtastic terminal. You read and write mesh messages right on the keyboard, with no phone, Wi-Fi or Bluetooth. Message history, your profile and the node list live on the microSD card, so they survive reboots and firmware swaps. Original project by d4rkmen on GitHub, GPL-3.0. Chipnik hosts the release binaries unchanged so you can flash them from the browser.

Plai joins ordinary Meshtastic networks, so it chats with every other Meshtastic node in range.

Firmware files come from the v2.1 release.

Parts

Buy everything for this project
1 ×M5Stack Cap LoRa868 or LoRa-1262 for Cardputerpick the frequency for your regionBuyM5Stack
1 ×microSD cardfor messages and settings

After flashing

  • The board restarts by itself when flashing is done.
  • If nothing happens, press the RST (EN) button once.

Flashing failed or the board behaves oddly

Versions

2.1.0 added to Chipnik 2026-11-05

Release v2.1 of d4rkmen/plai, files unchanged. Release notes on GitHub

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